65135425 has 12 divisors (see below), whose sum is σ = 84280320. Its totient is φ = 49842320.

The previous prime is 65135407. The next prime is 65135437. The reversal of 65135425 is 52453156.

65135425 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 65135425 - 2⁷ = 65135297 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 56065 + ... + 57214.

It is an arithmetic number, because the mean of its divisors is an integer number (7023360).

Almost surely, 2^65135425 is an apocalyptic number.

It is an amenable number.

65135425 is a deficient number, since it is larger than the sum of its proper divisors (19144895).

65135425 is a wasteful number, since it uses less digits than its factorization.

65135425 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113312 (or 113307 counting only the distinct ones).

The product of its digits is 18000, while the sum is 31.

The square root of 65135425 is about 8070.6520802225. The cubic root of 65135425 is about 402.3516164076.

The spelling of 65135425 in words is "sixty-five million, one hundred thirty-five thousand, four hundred twenty-five".